AngularJS 指令解析(二) 第一篇我们讲过了作用域(scope)这块内容,现在我们进入正题,讲AngularJS的指令. 什么是指令? 这里我们引用官方的一句话: Custom directives to access the DOM: In AngularJS, the only place where an application should access the DOM is within directives. This is important because artifac
wc指令比较实用,可以统计文件中的字节数.字符数.行数.字数等. 先通过 wc --help 查看指令帮助. $ wc --help Usage: wc [OPTION]... [FILE]... or: wc [OPTION]... --files0-from=F Print newline, word, and byte counts for each FILE, and a total line if more than one FILE is specified. With no FIL